1,648 reputation
616
bio website nicolasessisbreton.com
location Montreal, Canada
age 29
visits member for 2 years, 8 months
seen 11 hours ago

I'm a graduate math student at Concordia University, Montreal.


Apr
18
asked Is there a smooth map from the square to the deltoid?
Mar
23
asked Find closest vector to a given vector from a particular set of vector
Mar
6
asked If the state variable retains all the history, is it still dynamic programming?
Feb
9
asked Is finding the maximum of a polynomial of degree one a linear programming problem?
Feb
4
asked Maximization of a function defined with $\max$
Oct
28
asked References on the Nash-Moser Implicit Function Theorem
Oct
22
asked How many terms are there in a truncated Fourier series of order $N$ for a function $f: \mathbb R^n \to R$
Oct
22
asked Error bound for the truncated Fourier series of a multidimensional Lipschitz function
Oct
20
asked What is the error when approximating $L^2([0,1])$ by a finite dimensional space?
Oct
18
asked Is there a standard $L^2$ norm for multi-valued function $f:\mathbb R^n \to \mathbb R^n$?
Oct
11
asked Is there a nonstandard characterization of Lipschitz continuity?
Oct
1
asked Is there a continuous bijection between an interval and a square: $[0,1] \mapsto [0,1] \times [0,1]$?
Sep
6
asked When solving PDEs is there an alternative to interpolation for out-of-grid point?
Aug
30
asked Show that, for a random walk $X$ on $\mathbb Z_2$, $X_\infty$ is independent of the past $\left\{ X_t \right\}_{0\le t<\infty}$
Aug
30
asked $P\left( X_n = 0 \right)$ when $X_n$ is a random walk on the cyclic group $\mathbb Z_2$
May
26
asked Is it possible to use the matrix element-wise max norm when checking if a vector-valued map is a contraction?
May
26
answered How do I sketch the following metrics:
May
20
asked Finding the range of a vector valued function
May
17
asked Vector valued Mean value theorem: Norm for the gradient
May
16
asked What is the function given by $\sum_{n=0}^\infty \binom{b+2n}{b+n} x^n$, where $b\ge 0$, $|x| <1$